12112785

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 22863360

約数和(自身を除く): 10750575

約数列:

[1, 3, 5, 9, 15, 19, 31, 45, 57, 93, 95, 155, 171, 279, 285, 457, 465, 589, 855, 1371, 1395, 1767, 2285, 2945, 4113, 5301, 6855, 8683, 8835, 14167, 20565, 26049, 26505, 42501, 43415, 70835, 78147, 127503, 130245, 212505, 269173, 390735, 637515, 807519, 1345865, 2422557, 4037595, 12112785]

約数ペア:

[(1, 12112785), (3, 4037595), (5, 2422557), (9, 1345865), (15, 807519), (19, 637515), (31, 390735), (45, 269173), (57, 212505), (93, 130245), (95, 127503), (155, 78147), (171, 70835), (279, 43415), (285, 42501), (457, 26505), (465, 26049), (589, 20565), (855, 14167), (1371, 8835), (1395, 8683), (1767, 6855), (2285, 5301), (2945, 4113)]